JP2012526999A - 原子力発電所の原子炉圧力容器に接続された主冷却材配管の環状溶接継目の検査方法および装置 - Google Patents
原子力発電所の原子炉圧力容器に接続された主冷却材配管の環状溶接継目の検査方法および装置 Download PDFInfo
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- JP2012526999A JP2012526999A JP2012511238A JP2012511238A JP2012526999A JP 2012526999 A JP2012526999 A JP 2012526999A JP 2012511238 A JP2012511238 A JP 2012511238A JP 2012511238 A JP2012511238 A JP 2012511238A JP 2012526999 A JP2012526999 A JP 2012526999A
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- Prior art keywords
- weld seam
- inspection
- coolant pipe
- main coolant
- inspection device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
- G21C17/003—Remote inspection of vessels, e.g. pressure vessels
- G21C17/013—Inspection vehicles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/26—Pigs or moles, i.e. devices movable in a pipe or conduit with or without self-contained propulsion means
- F16L55/28—Constructional aspects
- F16L55/30—Constructional aspects of the propulsion means, e.g. towed by cables
- F16L55/32—Constructional aspects of the propulsion means, e.g. towed by cables being self-contained
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
- G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
- G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
- G01N27/9013—Arrangements for scanning
- G01N27/902—Arrangements for scanning by moving the sensors
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
- G21C17/017—Inspection or maintenance of pipe-lines or tubes in nuclear installations
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- High Energy & Nuclear Physics (AREA)
- Combustion & Propulsion (AREA)
- Plasma & Fusion (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Electrochemistry (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
【選択図】図1
Description
4 主冷却材配管
6 接続短管
8 環状溶接継目
10 環状溶接継目
12 水中走行車
14 本体
16 開脚機構
20 検査装置
24 ホルダ
38 点検用カメラ
Claims (11)
- 原子力発電所の原子炉圧力容器(2)に接続された主冷却材配管(4)の環状溶接継目(10)の検査方法において、
開放され水で満たされた原子炉圧力容器(2)に自走式の水中走行車(12)が入れられ、
水中走行車は、主冷却材配管(4)の内周面にセット可能で、その円周方向に走行可能な少なくとも1つの検査装置(20)を備え、
水中走行車(12)は、同様に水で満たされた主冷却材配管(4)内に入り、半径方向に延びている開脚機構(16)で溶接継目(10)の範囲に固定され、
続いて検査装置(20)が、溶接継目(10)にセットされ、溶接継目(10)に沿って円周方向に動かされるようにした検査方法。 - 水中走行車(12)が使用され、検査装置(20)が水中走行車(12)の一方の端面に配置され、水中走行車(12)が主冷却材配管(4)の湾曲部(4b)をその両端面で主冷却材配管(4)の直線部(4a)に溶接する溶接継目(10)を検査するために開脚機構(16)により主冷却材配管(4)の直線部(4a)に固定され、検査装置(20)を備えた端面が溶接継目(10)に対向するようにした請求項1記載の方法。
- 両端面に検査装置(20)が、配置された水中走行車(12)が使用される請求項2記載の方法。
- 1つの検査装置(20)もしくは複数の検査装置(20)が水中走行車(12)の端面に対し垂直方向に延びる中心長手軸(26)を中心に回転自在に、かつこの軸に対し半径方向に移動自在に支持されるようにした請求項1,2または3記載の方法。
- 原子力発電所の原子炉圧力容器(2)に接続された主冷却材配管(4)の環状溶接継目(10)の検査装置において、
自走式の水中走行車(12)の本体(14)に主冷却材配管(4)の内周面にセット可能な検査装置(20)、及び主冷却材配管(4)に水中走行車(12)を固定するため半径方向に動かすことのできる開脚機構(16)が配置された装置。 - 少なくとも1つの検査装置(20)が、水中走行車(12)の一方の端面に配置された請求項5記載の装置。
- 両端面に、それぞれ1つの検査装置(20)が配置された請求項6記載の装置。
- 1つの検査装置(20)もしくは複数の検査装置(20)が水中走行車(12)の端面に対して垂直な中心長手軸(26)を中心に回転自在に、かつこの軸に垂直な半径方向に移動自在に配置された請求項5,6または7記載の装置。
- 開脚機構(16)が、中心長手軸(26)に垂直方向に対して、互いに間隔を置いた2つの開脚面(32)に配置された請求項5から8の1つに記載の装置。
- 各開脚面(32)に3つの開脚機構(16)が設けられた請求項9記載の装置。
- 両端面の少なくとも一方に、中心長手軸(26)に垂直な回転軸(36)を中心に回転自在に支持された点検用カメラ(38)が配置された請求項5から10の1つに記載の装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102009026405A DE102009026405A1 (de) | 2009-05-20 | 2009-05-20 | Verfahren und Vorrichtung zum Prüfen einer ringförmigen Schweißnaht einer an einen Reaktordruckbehälter eines Kernkraftwerkes angeschlossenen Hauptkühlmittelleitung |
DE102009026405.1 | 2009-05-20 | ||
PCT/EP2010/056549 WO2010133493A1 (de) | 2009-05-20 | 2010-05-12 | Verfahren und vorrichtung zum prüfen einer ringförmigen schweissnaht einer an einem reaktordruckbehälter eines kernkraftwerkes angeschlossenen hauptkühlmittelleitung |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2012526999A true JP2012526999A (ja) | 2012-11-01 |
Family
ID=42651231
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012511238A Pending JP2012526999A (ja) | 2009-05-20 | 2010-05-12 | 原子力発電所の原子炉圧力容器に接続された主冷却材配管の環状溶接継目の検査方法および装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US20120183114A1 (ja) |
EP (1) | EP2433285B1 (ja) |
JP (1) | JP2012526999A (ja) |
DE (1) | DE102009026405A1 (ja) |
ES (1) | ES2400959T3 (ja) |
WO (1) | WO2010133493A1 (ja) |
ZA (1) | ZA201106675B (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012127767A (ja) * | 2010-12-15 | 2012-07-05 | Ihi Corp | 水中溶接部検査装置 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103871517B (zh) * | 2012-12-17 | 2017-01-18 | 核动力运行研究所 | 一种狭窄空间管道与容器焊缝检查工具 |
AT14204U1 (de) * | 2013-11-28 | 2015-06-15 | Marko Taferner | Vorrichtung zum Prüfen von Leitungen |
US9739412B2 (en) * | 2015-01-15 | 2017-08-22 | Mitsubishi Hitachi Power Systems, Ltd. | Method of extending life expectancy of high-temperature piping and life expectancy extension structure of high-temperature piping |
CA3009857C (en) * | 2015-12-28 | 2023-12-12 | Eaton Intelligent Power Limited | Eddy current joint sensor |
CN113531290B (zh) * | 2021-08-13 | 2022-02-08 | 无锡华润燃气有限公司 | 燃气管道自动检修机器人及其使用方法 |
Citations (5)
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JP2000338290A (ja) * | 1999-05-31 | 2000-12-08 | Toshiba Corp | 原子炉配管内検査保全装置 |
JP2002040186A (ja) * | 2000-07-19 | 2002-02-06 | Toshiba Corp | 原子炉配管内点検装置 |
JP2004212194A (ja) * | 2002-12-27 | 2004-07-29 | Hitachi Ltd | 水中塗膜検査補修方法及び装置 |
JP2008008693A (ja) * | 2006-06-28 | 2008-01-17 | Hitachi Ltd | 水中移動装置 |
JP2008116421A (ja) * | 2006-11-08 | 2008-05-22 | Hitachi Ltd | 水中検査装置及び水中検査方法 |
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DE3412519A1 (de) * | 1984-04-04 | 1985-10-24 | Kraftwerk Union AG, 4330 Mülheim | Pruefkopfhalterung fuer einen selbstfahrenden rohrinnenmanipulator |
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-
2009
- 2009-05-20 DE DE102009026405A patent/DE102009026405A1/de not_active Withdrawn
-
2010
- 2010-05-12 WO PCT/EP2010/056549 patent/WO2010133493A1/de active Application Filing
- 2010-05-12 EP EP10732887A patent/EP2433285B1/de active Active
- 2010-05-12 JP JP2012511238A patent/JP2012526999A/ja active Pending
- 2010-05-12 ES ES10732887T patent/ES2400959T3/es active Active
-
2011
- 2011-09-08 ZA ZA2011/06675A patent/ZA201106675B/en unknown
- 2011-11-21 US US13/300,837 patent/US20120183114A1/en not_active Abandoned
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000338290A (ja) * | 1999-05-31 | 2000-12-08 | Toshiba Corp | 原子炉配管内検査保全装置 |
JP2002040186A (ja) * | 2000-07-19 | 2002-02-06 | Toshiba Corp | 原子炉配管内点検装置 |
JP2004212194A (ja) * | 2002-12-27 | 2004-07-29 | Hitachi Ltd | 水中塗膜検査補修方法及び装置 |
JP2008008693A (ja) * | 2006-06-28 | 2008-01-17 | Hitachi Ltd | 水中移動装置 |
JP2008116421A (ja) * | 2006-11-08 | 2008-05-22 | Hitachi Ltd | 水中検査装置及び水中検査方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2012127767A (ja) * | 2010-12-15 | 2012-07-05 | Ihi Corp | 水中溶接部検査装置 |
Also Published As
Publication number | Publication date |
---|---|
WO2010133493A1 (de) | 2010-11-25 |
DE102009026405A1 (de) | 2010-11-25 |
EP2433285A1 (de) | 2012-03-28 |
EP2433285B1 (de) | 2013-01-09 |
ES2400959T3 (es) | 2013-04-15 |
US20120183114A1 (en) | 2012-07-19 |
ZA201106675B (en) | 2012-05-30 |
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